- sooty or smoky
- of the colour of soot; dull greyish-black or brown
WordReference Random House Unabridged Dictionary of American English © 2026
fu•lig•i•nous
(fyo̅o̅ lij′ə nəs),USA pronunciation adj.
fu•lig′i•nous•ly, adv.
fu•lig′i•nous•ness, n.
- sooty;
smoky:the fuliginous air hanging over an industrial city. - of the color of soot, as dark gray, dull brown, black, etc.
- Latin fūlīginōsus full of soot, equivalent. to fūlīgin- (stem of fūlīgō) soot + -ōsus -ous
- 1565–75
fu•lig′i•nous•ness, n.
Collins Concise English Dictionary © HarperCollins Publishers::
fuliginous /fjuːˈlɪdʒɪnəs/ adj